Portable speaker



FIG. 1 is a top, front perspective view of a portable speaker showing our new design;

FIG. 2 is a bottom, front perspective view thereof;

FIG. 3 is a bottom, rear perspective view thereof;

FIG. 4 is a top, rear perspective view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a front elevation view thereof;

FIG. 8 is a rear elevation view thereof;

FIG. 9 is a left side elevation view thereof; and,

FIG. 10 is a right side elevation view thereof.

The broken lines in the figures illustrate the portions of the portable speaker and form no part of the claimed design.

The broken lines on the rear of FIGS. 3, 4, and 8-10 are included to show unclaimed edges on the portable speaker. 

CLAIM The ornamental design for a portable speaker, as shown and described. 